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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Copyright 2007-2008 Michele Mostarda ( michele.mostarda@gmail.com ).<a name="line.2"></a>
<FONT color="green">003</FONT>     * All Rights Reserved.<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * Licensed under the Apache License, Version 2.0 (the 'License');<a name="line.5"></a>
<FONT color="green">006</FONT>     * you may not use this file except in compliance with the License.<a name="line.6"></a>
<FONT color="green">007</FONT>     * You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     * distributed under the License is distributed on an 'AS IS' BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     * See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     * limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    <a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    package com.asemantics.rdfcoder.model;<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>    import com.asemantics.rdfcoder.model.java.JavaCodeHandler;<a name="line.21"></a>
<FONT color="green">022</FONT>    import com.asemantics.rdfcoder.model.java.JavaCodeModel;<a name="line.22"></a>
<FONT color="green">023</FONT>    <a name="line.23"></a>
<FONT color="green">024</FONT>    import java.util.ArrayList;<a name="line.24"></a>
<FONT color="green">025</FONT>    import java.util.List;<a name="line.25"></a>
<FONT color="green">026</FONT>    <a name="line.26"></a>
<FONT color="green">027</FONT>    /**<a name="line.27"></a>
<FONT color="green">028</FONT>     * This class provides facility methods to read a &lt;i&gt;context&lt;/i&gt;<a name="line.28"></a>
<FONT color="green">029</FONT>     * built using the {@link com.asemantics.rdfcoder.model.IdentifierBuilder}.<a name="line.29"></a>
<FONT color="green">030</FONT>     *<a name="line.30"></a>
<FONT color="green">031</FONT>     * @see com.asemantics.rdfcoder.model.IdentifierBuilder<a name="line.31"></a>
<FONT color="green">032</FONT>     * @version $Id: IdentifierReader.html 202 2010-11-02 09:58:12Z michele.mostarda $<a name="line.32"></a>
<FONT color="green">033</FONT>     */<a name="line.33"></a>
<FONT color="green">034</FONT>    public class IdentifierReader {<a name="line.34"></a>
<FONT color="green">035</FONT>    <a name="line.35"></a>
<FONT color="green">036</FONT>        /**<a name="line.36"></a>
<FONT color="green">037</FONT>         * Reads an identifier generated by the {@link com.asemantics.rdfcoder.model.IdentifierBuilder}.<a name="line.37"></a>
<FONT color="green">038</FONT>         *<a name="line.38"></a>
<FONT color="green">039</FONT>         * @param identifier<a name="line.39"></a>
<FONT color="green">040</FONT>         * @return the parsed identifier.<a name="line.40"></a>
<FONT color="green">041</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.41"></a>
<FONT color="green">042</FONT>         * @see com.asemantics.rdfcoder.model.IdentifierBuilder<a name="line.42"></a>
<FONT color="green">043</FONT>         */<a name="line.43"></a>
<FONT color="green">044</FONT>        public static Identifier readIdentifier(String identifier) {<a name="line.44"></a>
<FONT color="green">045</FONT>            final int endPrefixIndex = identifier.indexOf(CodeModel.URI_PREFIX_SEPARATOR);<a name="line.45"></a>
<FONT color="green">046</FONT>            final String prefix = identifier.substring(0, endPrefixIndex + 1);<a name="line.46"></a>
<FONT color="green">047</FONT>            final String postfix = identifier.substring(endPrefixIndex + 1);<a name="line.47"></a>
<FONT color="green">048</FONT>            final String[] sections = postfix.split("\\" + JavaCodeHandler.PACKAGE_SEPARATOR);<a name="line.48"></a>
<FONT color="green">049</FONT>            IdentifierFragment[] fragments = new IdentifierFragment[sections.length];<a name="line.49"></a>
<FONT color="green">050</FONT>            int i = 0;<a name="line.50"></a>
<FONT color="green">051</FONT>            String[]  sectionSplit;<a name="line.51"></a>
<FONT color="green">052</FONT>            String currentQualifier = null;<a name="line.52"></a>
<FONT color="green">053</FONT>            for(String section : sections) {<a name="line.53"></a>
<FONT color="green">054</FONT>                sectionSplit = section.split(CodeModel.PREFIX_SEPARATOR);<a name="line.54"></a>
<FONT color="green">055</FONT>                if(section.lastIndexOf(CodeModel.PREFIX_SEPARATOR) == section.length() - 1) {<a name="line.55"></a>
<FONT color="green">056</FONT>                    final int sectionSplitLength = sectionSplit.length;<a name="line.56"></a>
<FONT color="green">057</FONT>                    String[] newSectionSplit = new String[sectionSplitLength + 1];<a name="line.57"></a>
<FONT color="green">058</FONT>                    System.arraycopy(sectionSplit, 0, newSectionSplit, 0, sectionSplitLength);<a name="line.58"></a>
<FONT color="green">059</FONT>                    newSectionSplit[newSectionSplit.length - 1] = "";<a name="line.59"></a>
<FONT color="green">060</FONT>                    sectionSplit = newSectionSplit;<a name="line.60"></a>
<FONT color="green">061</FONT>                }<a name="line.61"></a>
<FONT color="green">062</FONT>                if(sectionSplit.length &gt; 2) {<a name="line.62"></a>
<FONT color="green">063</FONT>                    throw new IllegalArgumentException(<a name="line.63"></a>
<FONT color="green">064</FONT>                            String.format("Invalid section [%s] in identifier [%s] ", section, identifier)<a name="line.64"></a>
<FONT color="green">065</FONT>                    );<a name="line.65"></a>
<FONT color="green">066</FONT>                }<a name="line.66"></a>
<FONT color="green">067</FONT>                if(sectionSplit.length == 2) {<a name="line.67"></a>
<FONT color="green">068</FONT>                    currentQualifier = sectionSplit[0];<a name="line.68"></a>
<FONT color="green">069</FONT>                    if(currentQualifier.length() == 0) {<a name="line.69"></a>
<FONT color="green">070</FONT>                        throw new IllegalArgumentException(<a name="line.70"></a>
<FONT color="green">071</FONT>                            String.format("Invalid 0 length section qualifier in identifier [%s]", identifier)<a name="line.71"></a>
<FONT color="green">072</FONT>                        );<a name="line.72"></a>
<FONT color="green">073</FONT>                    }<a name="line.73"></a>
<FONT color="green">074</FONT>                } else {<a name="line.74"></a>
<FONT color="green">075</FONT>                    if(currentQualifier == null) {<a name="line.75"></a>
<FONT color="green">076</FONT>                        throw new IllegalArgumentException(<a name="line.76"></a>
<FONT color="green">077</FONT>                            String.format("Invalid identifier [%s]: must start with a qualifier.", identifier)<a name="line.77"></a>
<FONT color="green">078</FONT>                        );<a name="line.78"></a>
<FONT color="green">079</FONT>                    }<a name="line.79"></a>
<FONT color="green">080</FONT>                }<a name="line.80"></a>
<FONT color="green">081</FONT>                fragments[i] = new IdentifierFragment(<a name="line.81"></a>
<FONT color="green">082</FONT>                        sectionSplit.length == 2 ? sectionSplit[1] : sectionSplit[0],<a name="line.82"></a>
<FONT color="green">083</FONT>                        currentQualifier<a name="line.83"></a>
<FONT color="green">084</FONT>                );<a name="line.84"></a>
<FONT color="green">085</FONT>                i++;<a name="line.85"></a>
<FONT color="green">086</FONT>            }<a name="line.86"></a>
<FONT color="green">087</FONT>            return new Identifier(prefix, fragments);<a name="line.87"></a>
<FONT color="green">088</FONT>        }<a name="line.88"></a>
<FONT color="green">089</FONT>    <a name="line.89"></a>
<FONT color="green">090</FONT>        /**<a name="line.90"></a>
<FONT color="green">091</FONT>         * Reads a package and returns the representing identifier.<a name="line.91"></a>
<FONT color="green">092</FONT>         *<a name="line.92"></a>
<FONT color="green">093</FONT>         * @param pack the package to be read.<a name="line.93"></a>
<FONT color="green">094</FONT>         * @return the parsed identifier.<a name="line.94"></a>
<FONT color="green">095</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.95"></a>
<FONT color="green">096</FONT>         */<a name="line.96"></a>
<FONT color="green">097</FONT>        public static Identifier readPackage(String pack) {<a name="line.97"></a>
<FONT color="green">098</FONT>            if(pack.contains(CodeModel.PREFIX_SEPARATOR)) {<a name="line.98"></a>
<FONT color="green">099</FONT>                throw new IllegalArgumentException("Invalid package: " + pack);<a name="line.99"></a>
<FONT color="green">100</FONT>            }<a name="line.100"></a>
<FONT color="green">101</FONT>            String[] sections = pack.split("\\" + JavaCodeHandler.PACKAGE_SEPARATOR);<a name="line.101"></a>
<FONT color="green">102</FONT>            IdentifierFragment[] fragments = new IdentifierFragment[sections.length];<a name="line.102"></a>
<FONT color="green">103</FONT>            int i = 0;<a name="line.103"></a>
<FONT color="green">104</FONT>            for(String section : sections) {<a name="line.104"></a>
<FONT color="green">105</FONT>                fragments[i] = new IdentifierFragment(section, JavaCodeModel.PACKAGE_KEY);<a name="line.105"></a>
<FONT color="green">106</FONT>                i++;<a name="line.106"></a>
<FONT color="green">107</FONT>            }<a name="line.107"></a>
<FONT color="green">108</FONT>            return new Identifier(CodeModel.CODER_URI, fragments);<a name="line.108"></a>
<FONT color="green">109</FONT>        }<a name="line.109"></a>
<FONT color="green">110</FONT>    <a name="line.110"></a>
<FONT color="green">111</FONT>        /**<a name="line.111"></a>
<FONT color="green">112</FONT>         * Reads a fully qualified class.<a name="line.112"></a>
<FONT color="green">113</FONT>         *<a name="line.113"></a>
<FONT color="green">114</FONT>         * @param clazz the class name.<a name="line.114"></a>
<FONT color="green">115</FONT>         * @return the identifier representing the class.<a name="line.115"></a>
<FONT color="green">116</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.116"></a>
<FONT color="green">117</FONT>         */<a name="line.117"></a>
<FONT color="green">118</FONT>        public static Identifier readFullyQualifiedClass(String clazz) {<a name="line.118"></a>
<FONT color="green">119</FONT>            try {<a name="line.119"></a>
<FONT color="green">120</FONT>                return readFullyQualifiedType(clazz, JavaCodeModel.CLASS_KEY);<a name="line.120"></a>
<FONT color="green">121</FONT>            } catch (Exception e) {<a name="line.121"></a>
<FONT color="green">122</FONT>                throw new IllegalArgumentException("Error while parsing class '" + clazz + "'", e);<a name="line.122"></a>
<FONT color="green">123</FONT>            }<a name="line.123"></a>
<FONT color="green">124</FONT>        }<a name="line.124"></a>
<FONT color="green">125</FONT>    <a name="line.125"></a>
<FONT color="green">126</FONT>        /**<a name="line.126"></a>
<FONT color="green">127</FONT>         * Reads a fully qualified interface.<a name="line.127"></a>
<FONT color="green">128</FONT>         *<a name="line.128"></a>
<FONT color="green">129</FONT>         * @param iface the interface name.<a name="line.129"></a>
<FONT color="green">130</FONT>         * @return the identifier representing the interface.<a name="line.130"></a>
<FONT color="green">131</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.131"></a>
<FONT color="green">132</FONT>         */<a name="line.132"></a>
<FONT color="green">133</FONT>        public static Identifier readFullyQualifiedInterface(String iface) {<a name="line.133"></a>
<FONT color="green">134</FONT>            return readFullyQualifiedType(iface, JavaCodeModel.INTERFACE_KEY);<a name="line.134"></a>
<FONT color="green">135</FONT>        }<a name="line.135"></a>
<FONT color="green">136</FONT>    <a name="line.136"></a>
<FONT color="green">137</FONT>        /**<a name="line.137"></a>
<FONT color="green">138</FONT>         * Reads a fully qualified enumeration.<a name="line.138"></a>
<FONT color="green">139</FONT>         *<a name="line.139"></a>
<FONT color="green">140</FONT>         * @param enumeration the enumeration name.<a name="line.140"></a>
<FONT color="green">141</FONT>         * @return the identifier representing the enumeration.<a name="line.141"></a>
<FONT color="green">142</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.142"></a>
<FONT color="green">143</FONT>         */<a name="line.143"></a>
<FONT color="green">144</FONT>        public static Identifier readFullyQualifiedEnumeration(String enumeration) {<a name="line.144"></a>
<FONT color="green">145</FONT>            return readFullyQualifiedType(enumeration, JavaCodeModel.ENUMERATION_KEY);<a name="line.145"></a>
<FONT color="green">146</FONT>        }<a name="line.146"></a>
<FONT color="green">147</FONT>    <a name="line.147"></a>
<FONT color="green">148</FONT>        /**<a name="line.148"></a>
<FONT color="green">149</FONT>         * Reads a fully qualified field name.<a name="line.149"></a>
<FONT color="green">150</FONT>         *<a name="line.150"></a>
<FONT color="green">151</FONT>         * @param attribute the attribute name.<a name="line.151"></a>
<FONT color="green">152</FONT>         * @return the identifier representing the attribute.<a name="line.152"></a>
<FONT color="green">153</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.153"></a>
<FONT color="green">154</FONT>         */<a name="line.154"></a>
<FONT color="green">155</FONT>        public static Identifier readFullyQualifiedAttribute(String attribute) {<a name="line.155"></a>
<FONT color="green">156</FONT>            return readFullyQualifiedType(attribute, JavaCodeModel.CLASS_KEY, JavaCodeModel.ATTRIBUTE_KEY);<a name="line.156"></a>
<FONT color="green">157</FONT>        }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>        /**<a name="line.159"></a>
<FONT color="green">160</FONT>         * Reads a fully qualified constructor name.<a name="line.160"></a>
<FONT color="green">161</FONT>         *<a name="line.161"></a>
<FONT color="green">162</FONT>         * @param constructor the constructor name.<a name="line.162"></a>
<FONT color="green">163</FONT>         * @return the identifier representing the constructor.<a name="line.163"></a>
<FONT color="green">164</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.164"></a>
<FONT color="green">165</FONT>         */<a name="line.165"></a>
<FONT color="green">166</FONT>        public static Identifier readFullyQualifiedConstructor(String constructor) {<a name="line.166"></a>
<FONT color="green">167</FONT>            return readFullyQualifiedType(constructor, JavaCodeModel.CONSTRUCTOR_KEY);<a name="line.167"></a>
<FONT color="green">168</FONT>        }<a name="line.168"></a>
<FONT color="green">169</FONT>    <a name="line.169"></a>
<FONT color="green">170</FONT>        /**<a name="line.170"></a>
<FONT color="green">171</FONT>         * Reads a fully qualified method name.<a name="line.171"></a>
<FONT color="green">172</FONT>         *<a name="line.172"></a>
<FONT color="green">173</FONT>         * @param method the method name.<a name="line.173"></a>
<FONT color="green">174</FONT>         * @return the identifier representing the method.<a name="line.174"></a>
<FONT color="green">175</FONT>         * @throws IllegalArgumentException if an error occurred during parsing.<a name="line.175"></a>
<FONT color="green">176</FONT>         */<a name="line.176"></a>
<FONT color="green">177</FONT>        public static Identifier readFullyQualifiedMethod(String method) {<a name="line.177"></a>
<FONT color="green">178</FONT>            return readFullyQualifiedType(method, JavaCodeModel.CLASS_KEY, JavaCodeModel.METHOD_KEY);<a name="line.178"></a>
<FONT color="green">179</FONT>        }<a name="line.179"></a>
<FONT color="green">180</FONT>    <a name="line.180"></a>
<FONT color="green">181</FONT>        /**<a name="line.181"></a>
<FONT color="green">182</FONT>         * Reads a fully qualified type and return an identifier with the specified strongest qualifier. <a name="line.182"></a>
<FONT color="green">183</FONT>         *<a name="line.183"></a>
<FONT color="green">184</FONT>         * @param pathToType string describeing the path to the type.<a name="line.184"></a>
<FONT color="green">185</FONT>         * @param qualifier list of segment qualifiers.<a name="line.185"></a>
<FONT color="green">186</FONT>         * @return the identifier generated.<a name="line.186"></a>
<FONT color="green">187</FONT>         */<a name="line.187"></a>
<FONT color="green">188</FONT>        private static Identifier readFullyQualifiedType(final String pathToType, final String... qualifier) {<a name="line.188"></a>
<FONT color="green">189</FONT>            int packageEnd = -1;<a name="line.189"></a>
<FONT color="green">190</FONT>            int fromIndex = pathToType.length();<a name="line.190"></a>
<FONT color="green">191</FONT>            final String[] segments = new String[qualifier.length];<a name="line.191"></a>
<FONT color="green">192</FONT>            for(int i = 0; i &lt; qualifier.length; i++) {<a name="line.192"></a>
<FONT color="green">193</FONT>                packageEnd = pathToType.lastIndexOf(JavaCodeHandler.PACKAGE_SEPARATOR, fromIndex - 1);<a name="line.193"></a>
<FONT color="green">194</FONT>                if(packageEnd == -1) {<a name="line.194"></a>
<FONT color="green">195</FONT>                    break;<a name="line.195"></a>
<FONT color="green">196</FONT>                }<a name="line.196"></a>
<FONT color="green">197</FONT>                segments[segments.length - i - 1] = pathToType.substring(packageEnd + 1, fromIndex);<a name="line.197"></a>
<FONT color="green">198</FONT>                fromIndex = packageEnd;<a name="line.198"></a>
<FONT color="green">199</FONT>            }<a name="line.199"></a>
<FONT color="green">200</FONT>            List&lt;IdentifierFragment&gt; fragments = new ArrayList&lt;IdentifierFragment&gt;();<a name="line.200"></a>
<FONT color="green">201</FONT>            if(packageEnd == -1) {<a name="line.201"></a>
<FONT color="green">202</FONT>                fragments.add( new IdentifierFragment("", JavaCodeModel.PACKAGE_KEY) );<a name="line.202"></a>
<FONT color="green">203</FONT>            } else {<a name="line.203"></a>
<FONT color="green">204</FONT>                Identifier packageIdentifier = IdentifierReader.readPackage(pathToType.substring(0, packageEnd));<a name="line.204"></a>
<FONT color="green">205</FONT>                fragments.addAll( packageIdentifier.fragments );<a name="line.205"></a>
<FONT color="green">206</FONT>            }<a name="line.206"></a>
<FONT color="green">207</FONT>            for(int i = 0; i &lt; qualifier.length; i++) {<a name="line.207"></a>
<FONT color="green">208</FONT>                fragments.add( new IdentifierFragment(segments[i], qualifier[i]) );<a name="line.208"></a>
<FONT color="green">209</FONT>            }<a name="line.209"></a>
<FONT color="green">210</FONT>            return new Identifier(CodeModel.CODER_URI, fragments);<a name="line.210"></a>
<FONT color="green">211</FONT>        }<a name="line.211"></a>
<FONT color="green">212</FONT>    <a name="line.212"></a>
<FONT color="green">213</FONT>    }<a name="line.213"></a>




























































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